CN213213054U - Composite transformer wire clamp - Google Patents
Composite transformer wire clamp Download PDFInfo
- Publication number
- CN213213054U CN213213054U CN202022184398.2U CN202022184398U CN213213054U CN 213213054 U CN213213054 U CN 213213054U CN 202022184398 U CN202022184398 U CN 202022184398U CN 213213054 U CN213213054 U CN 213213054U
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- China
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- transition layer
- clamp body
- clamping part
- wire clamp
- installation department
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Abstract
A composite transformer wire clamp comprises a wire clamp body, a torque bolt and a pressing plate, wherein the pressing plate is detachably matched with the wire clamp body through the torque bolt, a clamping part is arranged at one end, far away from the pressing plate, of the wire clamp body, the clamping part comprises a clamping part and a hollow installation part, an opening is formed in the side edge of the installation part, the clamping part is arranged on two sides of the opening and fixed with the installation part, a transition layer is arranged on the inner side of the clamping part, the transition layer is fixedly attached to the clamping part, a limiting strip is integrally arranged on the outer side of the transition layer, and a limiting groove corresponding to the limiting strip; the bus-bar cable clamp has the advantages that the transition fit between the cable clamp body and the bus bar is realized through the arranged transition layer, so that the electrical conductivity between the bus bar and the cable clamp body is improved, and the corrosion degree of the bus bar made of different materials after being fixed with the cable clamp body is reduced; the removal of the inboard transition layer of installation department can effectively be restricted through the cooperation of spacing strip and the spacing groove of the inboard setting of installation department, improves the utility model discloses fixed generating line's reliability.
Description
Technical Field
The utility model relates to a composite transformer fastener, concretely relates to composite transformer fastener.
Background
In an electric power system, a bus connects various current-carrying branch circuits in a distribution device together, plays roles of collecting, distributing and transmitting electric energy, and plays an important role in the field of power transmission and distribution. During the use of the bus bar, the bus bar is usually connected with other electric equipment, such as a transformer, through a wire clamp. Because the bus bar has huge electric energy passing through during operation, and bears great heating and electrodynamic effect, the electrochemical corrosion effect between the transformer wire clamp and the bus bar and the electric energy conduction efficiency need to be considered while the reliable connection between the transformer wire clamp and the bus bar electric appliance is considered.
The existing transformer wire clamp is mostly composed of aluminum materials or steel materials, the bus is mostly composed of copper stranded wires, and the temperature of the contact part of the transformer wire clamp and the bus is increased due to large current, so that electrochemical corrosion is aggravated when the transformer wire clamp and the bus are in long-time contact use, poor contact is caused due to corrosion loosening of the bus, and the bus is seriously damaged due to point discharge after loosening. Therefore, a composite transformer clamp is needed, which can improve the fixing reliability between the bus and the transformer clamp, improve the conductive efficiency between the bus and the transformer clamp, and prolong the service life.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the composite transformer wire clamp can effectively improve the firmness between a bus and the transformer wire clamp, reduce the corrosion degree and prolong the service life.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a compound transformer fastener, includes fastener body, torque bolt and pressure strip, the pressure strip pass through the torque bolt with the fastener body can dismantle the cooperation, the fastener body one end of keeping away from the pressure strip be provided with the clamping piece, the clamping piece include clamping part and hollow installation department, the installation department side be provided with the opening, the clamping part set up open-ended both sides and with the installation department fixed mutually, the inboard of clamping piece be provided with the transition layer, the transition layer laminate fixedly mutually with the clamping piece, the outside an organic whole of transition layer be provided with spacing, the inboard of installation department seted up with spacing corresponding spacing groove.
Furthermore, two opposite limiting strips are arranged on the outer side of the transition layer; the advantage lies in that the relative two spacing strips that set up can effectively increase the steadiness between transition layer and the installation department with the cooperation in spacing groove.
Furthermore, the clamping part is provided with a mounting hole for mounting a bolt, and the clamping parts on two sides of the opening are fixedly clamped through the bolt; the advantage lies in can realizing the fixed convenience of installation through the bolt fastening to and make things convenient for the dismouting maintenance in transformer fastener later stage.
Furthermore, the transition layer is provided with fixing holes corresponding to the mounting holes; the advantage is that the bolt passes the fixed orifices when fixing clamping part through the bolt, can further improve the fastness between transition layer and the clamping piece.
Furthermore, the wire clamp body is integrally fixed with the clamping piece; the integrated fixing wire clamp body and the clamping piece can enable the electrical conductivity of the transformer wire clamp to be better.
Furthermore, the wire clamp body is provided with 2 pressing plates, the 2 pressing plates are arranged side by side along the length direction of the wire clamp body, the middle part of the wire clamp body is provided with a fixing groove, and the pressing plates are arranged above the fixing groove; the advantage is that the setting of fixed slot prevents when compressing tightly when being convenient for compress tightly the generating line that the pressure strip causes the damage to the generating line.
Compared with the prior art, can realize being connected between generating line and the equipment through the cooperation of fastener body, clamping piece and pressure strip, the utility model has the advantages that can realize the transition fit between the fastener body of different materials, the generating line through the transition layer that sets up to improve the electric conduction performance between generating line and the fastener body, and reduce the electrochemical corrosion degree after different material generating lines and fastener body are fixed mutually. Simultaneously the utility model discloses the outside of transition layer is provided with spacing, and the electric connection between transition layer and the installation department can effectively be realized through spacing and the cooperation of the spacing groove of the inboard setting of installation department, can effectively restrict the removal of the inboard transition layer of installation department simultaneously, improves the utility model discloses fixed generating line's reliability.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the wire clamp body of the present invention;
fig. 3 is a schematic view of the installation position of the clamping member of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
The utility model provides a compound transformer fastener, includes fastener body 1, moment bolt 3 and pressure strip 4, and fastener body 1 is provided with 2 pressure strips 4, and 2 pressure strips 4 press from both sides 1 length direction along the line and set up side by side, and fixed slot 7 has been seted up at the middle part of fastener body 1 simultaneously, and pressure strip 4 sets up the top at fixed slot 7, pressure strip 4 passes through moment bolt 3 and can dismantle the cooperation with fastener body 1. The one end that clamp body 1 kept away from pressure strip 4 is provided with clamping piece 2, clamping piece 2 includes clamping part 2.1 and hollow installation department 2.2, installation department 2.2 with 1 an organic whole of clamp body is fixed, be provided with opening 2.3 at installation department 2.2 side, clamping part 2.1 sets up in opening 2.3's both sides and fixed mutually with installation department 2.2, the inboard of clamping piece 2 is provided with transition layer 5, transition layer 5 closely laminates fixedly or integrative fixed shaping mutually with clamping piece 2, transition layer 5's outside an organic whole is provided with two spacing 6, two spacing 6 set up relatively, the spacing groove corresponding with spacing 6 is seted up to installation department 2.2's inboard simultaneously. Can effectively realize the electrical connection between transition layer 5 and the installation department 2.2 through the cooperation of spacing groove of spacing 6 and the inboard setting of installation department 2.2, can effectively restrict the removal of the inboard transition layer 5 of installation department 2.2 simultaneously, improve the utility model discloses fixed generating line's reliability. Meanwhile, the clamping piece and the transition layer which are integrally formed can greatly improve the electrical conduction performance between the transition layer and the clamping piece.
The wire clamp body 1 and the clamping piece 2 are integrally formed through punching, wherein the transition layer 5 is made of copper, the wire clamp body 1 is made of 1060 type aluminum, and the integrally formed transition layer and the clamping piece form a copper-aluminum composite plate; because the aluminum material contains magnesium and zinc with relatively high metal activity, when the transformer wire clamp is subjected to accelerated corrosion when large current passes through, the magnesium and the zinc contained in the transformer wire clamp are consumed firstly, so that the transformer wire clamp and a bus can be effectively protected, the corrosion degree is reduced, and the service life is prolonged.
The clamping part 2.1 is also provided with a mounting hole 2.4 for mounting a bolt, and the clamping parts 2.1 at two sides of the opening 2.3 are fixedly clamped through the bolt; the transition layer 5 is provided with a fixing hole corresponding to the mounting hole 2.4, and a bolt penetrates through the mounting hole and the fixing hole and is matched with a nut to clamp and fix the mounting hole and the fixing hole when in use.
The above-described embodiments are only preferred embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes and modifications can be made, which are within the scope of the present invention.
Claims (6)
1. The utility model provides a compound transformer fastener, includes fastener body, moment bolt and pressure strip, the pressure strip pass through the moment bolt with the fastener body can dismantle the cooperation, a serial communication port, the fastener body one end of keeping away from the pressure strip be provided with the clamping piece, the clamping piece include clamping part and hollow installation department, the installation department side be provided with the opening, the clamping part set up open-ended both sides and with the installation department fixed mutually, the inboard of clamping piece be provided with the transition layer, the transition layer laminate fixedly mutually with the clamping piece, the outside an organic whole of transition layer be provided with spacing, the inboard of installation department seted up with the corresponding spacing groove of spacing.
2. A composite transformer clamp as claimed in claim 1, wherein two opposing stop strips are provided on the outside of the transition layer.
3. The composite transformer clamp of claim 1, wherein the clamping portion is provided with a mounting hole for mounting a bolt, and the clamping portions on both sides of the opening are fixedly clamped by the bolt.
4. A composite transformer clamp as claimed in claim 3, wherein the transition layer is provided with fixing holes corresponding to the mounting holes.
5. A composite transformer clamp as claimed in claim 1, wherein said clamp body is integrally fixed to said clamping member.
6. The composite transformer clamp of claim 1, wherein the clamp body is provided with 2 pressing plates, the 2 pressing plates are arranged side by side along the length direction of the clamp body, a fixing groove is formed in the middle of the clamp body, and the pressing plates are arranged above the fixing groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022184398.2U CN213213054U (en) | 2020-09-29 | 2020-09-29 | Composite transformer wire clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022184398.2U CN213213054U (en) | 2020-09-29 | 2020-09-29 | Composite transformer wire clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213213054U true CN213213054U (en) | 2021-05-14 |
Family
ID=75823835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022184398.2U Active CN213213054U (en) | 2020-09-29 | 2020-09-29 | Composite transformer wire clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213213054U (en) |
-
2020
- 2020-09-29 CN CN202022184398.2U patent/CN213213054U/en active Active
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| GR01 | Patent grant |